Quote:
Originally Posted by Gordon Booth
Sometimes you can get an airlock in a pipe. Try turning all the radiators off except one of the cold ones.Run the central heating until(if?) it gets hot. Then bleed the air out of it and turn it off and the other cold one on. Do the same process.
The full pressure of the system going to one radiator may blow the air bubble out of the piping and into that radiator.
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The downstairs rads are the double ones with the little bleeding thing on the back of each one, how the hell do i get to them ?